Home / 85,084,843.95-127,659,431.22-33,306,451.62

Finding the Fourth Proportional to 85,084,843.95, 127,659,431.22 and 33,306,451.62

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Solution

The fourth proportional to 85,084,843.95, 127,659,431.22 and 33,306,451.62 is: 49,972,268.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,084,843.95 : 127,659,431.22 = 33,306,451.62 : x
  2. Step 2: Convert to fraction form
    85,084,843.95/127,659,431.22 = 33,306,451.62/x
  3. Step 3: Cross multiply
    85,084,843.95x = 127,659,431.22 × 33,306,451.62
  4. Step 4: Simplify right side
    85,084,843.95x = 4,251,882,669,765,647.50
  5. Step 5: Solve for x
    x = 4,251,882,669,765,647.50/85,084,843.95
  6. Step 6: Final answer
    x = 49,972,268.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.